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Cushion|Lab Grown|IGI

4.08ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG692560467

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG692560467

Diamond specifications and retailer prices

From $3,136 USD
As of October 30, 2026
Save $15,104 USD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $18,240 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.08ct lab-grown cushion diamond

This 4.08ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG692560467 or 692560467. Listed at 21 retailers as of October 30, 2026, with prices from $3,136 to $18,240, a $15,104 spread on the same certified stone. Do Amore Diamonds lists it at $18,240. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.08
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG692560467
Dimensions10.80 × 8.58 × 5.64 mm
L/W Ratio1.26
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.80 mm8.58 mm4.08 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG692560467
Side View
Table 61.0%Crown 33.5°Girdle: MED-STKPavilion 35.4°Culet: NoneDepth 65.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $18,240 USD|Low: $2,969 USD|High: $19,870 USD|Avg: $7,999 USD|-8.2%
Do Amore Diamonds
Retailer 2
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Retailer 20
October 31, 2026
Retailer 17$3,136 USD
Retailer 15$3,210 USD
Retailer 13$3,433 USD
Retailer 16$4,065 USD
Retailer 6$4,211 USD
Retailer 14$4,588 USD
Retailer 2$5,404 USD
Retailer 11$5,600 USD
Retailer 4$5,852 USD
Retailer 9$6,525 USD
Retailer 5$7,228 USD
Retailer 8$7,958 USD
Retailer 19$8,491 USD
Retailer 7$9,423 USD
Retailer 12$9,766 USD
Retailer 18$10,910 USD
Retailer 3$11,828 USD
Retailer 20$12,185 USD
Retailer 10$15,587 USD
Do Amore Diamonds$18,240 USD

35 data points across 20 retailers

21 retailers$3,136 USD to $18,240 USD

A
Cheapest Retailer
-
$3,136 USD
A
Retailer 2
-
$3,210 USD
View
A
Retailer 3
-
$3,433 USD
View
Final sale: no returns
A
Retailer 4
-
$4,065 USD
View
A
Retailer 5
-
$4,211 USD
HK$32,900 HKD
View
A
Retailer 6
-
$4,588 USD
£3,613 GBP
View
Retailer 7
-
$5,024 USD
£3,956 GBP
View
Price last confirmed 16 days ago
A
Retailer 8
-
$5,404 USD
€5,147 EUR
View
A
Retailer 9
-
$5,600 USD
View
A
Retailer 10
-
$5,852 USD
£4,608 GBP
View
Retailer 11
-
$6,525 USD
View
Price last confirmed 13 days ago
A
Retailer 12
-
$7,228 USD
ZAR 116,763 ZAR
View
Retailer 13
-
$7,958 USD
A$12,243 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
$8,491 USD
View
B+
Retailer 15
-
$9,423 USD
£7,420 GBP
View
B+
Retailer 16
-
$9,766 USD
View
B+
Retailer 17
-
$10,910 USD
View
B+
Retailer 18
-
$11,828 USD
View
B+
Retailer 19
-
$12,185 USD
SGD 16,466 SGD
View
Retailer 20
-
$15,587 USD
A$23,980 AUD
View
Price last confirmed 23 days ago
Most Expensive
B
Do Amore Diamonds
27-C156417FD · Oct 31
$18,240 USD
View
20 more retailers have this diamond
Prices start from $3,136 USDSave up to $15,104 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
4.08ct Cushion
$3,136 USD